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Ella <br /> Page 1 of 2 EMMMOM <br /> BOREHOLENUMBER SOIL BORING LOG <br /> MW-28 ENSR Corporation, Inc <br /> PROJECT NAME LOCATION <br /> 10411 Old Placerville Road <br /> Unocal No 5098 5606 Pacific Avenue Suite 210 <br /> PROJECT NUMBER Rancho Cordova, Ca 95827 <br /> 06940-294-120 Stockton California <br /> DRILLING CONTRACTOR!DRILLER LOGGED BY 916-362-7100 <br /> Cascade Drilling,Inc KAH www ensr com <br /> DRILLING EQUIPMENT 1 METHOD BIT SIZE 1 BIT TYPE: SAMPLING METHOD START-FINISH DATE <br /> CME-75HT 1 Hollow Stem Au er 8 25-Inch 1 Bull Dou I Continuous 716104-7/6104 <br /> CASING MATL 1 DIAMETER I SCREEN <br /> SCH 40 PVC/2-inch TYPE Machine Slot MATL PVC TOTAL LENGTH 20 DIA. 2-Inch SLOT SIZE 0 020 <br /> ELEVATION OF GROUND SURFACE TOP OF WELL CASING TOP&BOTTOM SCREEN GW SURFACE DATE <br /> FT 716104 <br /> NORTHING EASTING LATITUDE LONGITUDE DATUM <br /> Traffic Rated Loclung Well <br /> Depth Well Box Cap Graphic Visual D e s c r l p t l o n Blow Depth sample Values <br /> (feet) Lag Counts [feet) ID (lue) <br /> CONCRETE4"asphalt and 8"rock fill <br />' CONCRETE Sandy Silt Brown dry brittle 10%sand 90%fines <br /> SEAL medium dense <br /> 5 NEAT — 5 <br /> CEMENT <br /> GROUT <br /> 1 <br /> 10 _ 1D <br /> 1 <br /> 15 2-INCH SCH — 15 <br />' 40 FLUSH Silt Brawn 5%clay 5%fine sand,90%fines, <br /> THREADED brittle hard high density dry <br /> p CASING <br /> c7 <br /> 6 <br /> Lu <br /> z <br /> Lu <br /> 20 20 <br /> o <br /> Ew <br /> ¢N <br /> U <br /> O <br /> i — <br /> 25 Sift Brown 10%clay 10%fine sand 80%fines <br /> o dry medium dense micaceous non plastic 25 <br /> m <br /> 0 <br /> Clayey silt red brown micaceous 15%Gay 5%fine <br /> (n 30 <br /> — sand 80%fines medium dense slightly moist non 30 <br /> 2 plastic <br /> 0 <br /> U <br /> a <br />' a <br /> z <br /> U <br /> J <br /> Lu <br /> J <br /> 3 35 35 <br />